Letter Locker

Letter Locker Standard Mailbox from Steel Mailbox company

Letter Locker is  the ideal security mailbox for businesses and homeowners. 

The Letter Locker is the best locking U.S. Postal Service approved mailbox your money can buy. 

 The Letter Locker line of mailboxes and other custom products are proudly manufactured in the United States of America

Letter Locker Supreme Mailbox from Steel Mailbox company

Design was patented in 1994 and approved by the U.S. Postal Service pursuant to USPS Standard 7, mailboxes, City and Rural Curbside.  

Due to the Letter Locker’s exceptional design, it is no coincidence that the published USPS specifications for locking mailboxes uncannily 

resembles the Letter Locker. Manufacturing the Letter Locker locally in the USA enables the manufacturer to maintain a large volume 

of inventory while providing the customer, with the option to customize your product. 

Letter Locker Supreme Mailbox from Steel Mailbox company

There are three lock options for your Letter Locker:

1) Standard Double-cam lock with 3/16” stainless steel hook engages to mailbox frame, 

2) Upgraded 11 gauge cam in addition to the CLAW mechanism, 

3) Medeco Deadbolt Lock with the CLAW mechanism.